sectional valve

网络释义

1.	分区阀门消防专业词汇英语翻译(P-Z) ... sectional ladder 拉梯 sectional valve 分区阀门 sector boss 分段长 ... www.zftrans.com
2.	截止阀 SALAMI齿轮泵... ... Hydraulic gear pump in alluminium alloy 铝合金齿轮泵 Hydraulic valve:Sectional valve 截止阀 ... www.rosit.com
3.	阻火阀 CSPC南海石化项目专业英语词... ... safe evacuation 安全疏散 sectional valve 阻火阀 smoke prevention stair well 防烟楼梯间 ... www.agoil.cn